Ice pack



FIG. 1 is a perspective view of an ice pack, showing a first embodiment of our new design;

FIG. 2 is a top plan view thereof, the bottom plan view being a mirror image thereof;

FIG. 3 is a front elevational view thereof, the rear elevational view, left-side elevational view, and right-side elevational view all being a mirror image thereof;

FIG. 4 is a perspective view of a second embodiment thereof;

FIG. 5 is a top plan view of FIG. 4, the bottom plan view being a mirror image thereof; and,

FIG. 6 is a front elevational view of FIG. 4, the rear elevational view, left-side elevational view, and right-side elevational view all being a mirror image thereof. 

We claim the ornamental design for an ice pack, as shown and described. 